Finding the Third Proportional to 1,663,678 and 2,484,428

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663,678 : 2,484,428 = 2,484,428 : x
2. Step 2: Convert to fraction form
   1,663,678/2,484,428 = 2,484,428/x
3. Step 3: Cross multiply
   1,663,678x = 2,484,428 × 2,484,428
4. Step 4: Simplify right side
   1,663,678x = 6,172,382,487,184
5. Step 5: Solve for x
   x = 6,172,382,487,184/1,663,678
6. Step 6: Final answer
   x = 3,710,082.41